Improvement in pumps



" iiniltnd Smiles @wat (119mm.

.Letters Patent No. 93,794, dated ugust 17, 1,869.

IMPRQVEMENT IN' PUMP S.

The Schedule referred 'to in theseLett-.ers Patent and making part ofthe same.

To all whom it 'may condom Be it known that I, A`BALDING, of Memphis,Vin the 'county of Shelby, and `Stateyof Tennessee, have invented anImproved Submerged Force-Pump; and I do hereby declare that thefollowing' isa full and exact description Vof the same, reference beinghad to the accompanying drawings, making part of, this speeiiication.

Figure 1 'is a longitudinal vertical section of the plunger. Y

Figure 2, a side View ofthe same. Like' letters "of 4reference designatecorrespondingl parts in both figures.

' lhis plunger is intended to be used in double-actingV submerged pumps,in which the rod is hollow, and

serves the double purpose of rod and discharge-pipe.

` Let A represent a hollow pump-rod, connected by a hollow cubioalchamber, B, with a piston, C. I) is a valve, hinged, as shown, totheinterior of thel chamber B, in such a manner that it closes alternatelythe induction-ports E and F.

red lines.

`When the 11p-stroke is.A made, the valve closes the port.E,-a nd.theWater, reacting against the interior of the pump-chamber, is forcedvthrough the port F, and upward through the pipe A, as indicatedy by theblack arrow.

At the down-stroke, the valve closes the port F, and

the waterpasses directly through the port E, andA lthence upwardrthrough tiiepipeA, as indicatediu Having th'us described my invention,

What I claim as new, and desire to seem-e by Let-l ters Patent, is-

' The pipe A, chamber B,-piston C, and valve I), all combined andarranged substantially in the manner v

